11101120171 has 2 divisors, whose sum is σ = 11101120172. Its totient is φ = 11101120170.

The previous prime is 11101120111. The next prime is 11101120183. The reversal of 11101120171 is 17102110111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101120171 is a prime.

It is not a weakly prime, because it can be changed into another prime (11101120111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550560085 + 5550560086.

It is an arithmetic number, because the mean of its divisors is an integer number (5550560086).

Almost surely, 2^11101120171 is an apocalyptic number.

11101120171 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101120171 is an equidigital number, since it uses as much as digits as its factorization.

11101120171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 16.

Adding to 11101120171 its reverse (17102110111), we get a palindrome (28203230282).

The spelling of 11101120171 in words is "eleven billion, one hundred one million, one hundred twenty thousand, one hundred seventy-one".